メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.321549615445 36.1830229103342, 139.32175785837 36.1833761136663, 139.321952544817 36.1837032904006, 139.322160907412 36.1840379528246, 139.322767801114 36.1850233070199, 139.323005919047 36.185358094914, 139.323331961509 36.18589722603, 139.323591539901 36.1862788754755, 139.322696529022 36.186838248902, 139.32203760762 36.1872758574008, 139.321130833668 36.187842640409, 139.320583608537 36.1881788928108, 139.320292391647 36.1876690123911, 139.32021883674 36.187540208616, 139.319960687259 36.1870881553362, 139.319913969583 36.1870063986237, 139.319731524403 36.1866869073279, 139.319306529083 36.1859807713252, 139.319075944683 36.1855976110882, 139.318864627759 36.1852105386222, 139.318716646209 36.1850005622604, 139.318519276846 36.184672606671, 139.318464586609 36.1845817137722, 139.31839460089 36.184465441249, 139.318172315741 36.1840961324151, 139.319227240495 36.1836102914381, 139.320341348085 36.1830982373685, 139.32131513654 36.1826506703799, 139.321549615445 36.1830229103342)) ^^http://www.opengis.net/ont/geosparql#wktLiteral